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    • 1. 发明授权
    • Gasket for use on a railway hopper car outlet
    • 用于铁路货车出口处的垫片
    • US5355809A
    • 1994-10-18
    • US12363
    • 1993-02-02
    • Richard H. Dugge
    • Richard H. Dugge
    • B61D7/22B61D7/14
    • B61D7/22Y10S277/921
    • A railway hopper car (H) has a bottom outlet (B). An outlet assembly (A) is attached to the outlet for lading to be discharged into the outlet. An outlet flange (OF) at the bottom of the hopper defines the lading discharge outlet. A mating flange (F1) is formed on the outlet assembly for attaching the outlet assembly to the railcar. Fasteners (L) are used to mount the outlet assembly to the hopper bottom. A gasket (3) installed between the respective flanges effects a seal between the hopper outlet and outlet assembly. The gasket extends circumferentially about the opening. One of the flanges has a circumferential groove (9) and the gasket has a raised portion (15) extending circumferentially of the gasket and sized to be received in the groove. This arrangement aligns the gasket with the flanges so when the outlet assembly is mounted to the bottom of the hopper, no cavities are formed in the between the hopper outlet and the outlet assembly. Similarly, an end adapter (E1, E2) is attached to the ends of the outlet assembly. A second gasket (5) is used to effect a seal between the adapter and outlet assembly. A groove (23) is formed in an outlet assembly flange (F2) to which an end adapter flange (MF) mates, and the gasket has a raised portion (25) fitting in the groove also align the gasket.
    • 铁路料斗车(H)具有底部出口(B)。 出口组件(A)连接到出口,以将其排出到出口。 在料斗底部的出口法兰(OF)限定了提升排放口。 在出口组件上形成配合凸缘(F1),用于将出口组件附接到轨道车辆。 紧固件(L)用于将出口组件安装到料斗底部。 安装在各个凸缘之间的垫圈(3)在料斗出口和出口组件之间实现密封。 垫圈围绕开口周向延伸。 凸缘中的一个具有圆周凹槽(9),并且垫圈具有沿垫圈周向延伸的凸起部分(15),并且其尺寸设置成容纳在凹槽中。 这种布置将垫圈与凸缘对准,使得当出口组件安装到料斗的底部时,在料斗出口和出口组件之间不形成空腔。 类似地,端部适配器(E1,E2)附接到出口组件的端部。 第二垫圈(5)用于实现适配器和出口组件之间的密封。 在端部适配器凸缘(MF)配合的出口组件法兰(F2)中形成有凹槽(23),垫圈具有嵌合在凹槽中的凸起部分(25)也对准垫圈。
    • 5. 发明授权
    • Railroad car and door mechanism therefor
    • US10239542B2
    • 2019-03-26
    • US14969667
    • 2015-12-15
    • National Steel Car Limited
    • James W. ForbesTomasz Bis
    • B61D7/26B61D7/04B61D7/14B61D7/32
    • A hopper car discharge outflow is controlled by closure members, at least one of which is movable. The doors are hingeless, being mounted on four bar linkages, such that the distal edge of the doors sweeps predominantly horizontally while the proximal edge of the door moves predominantly upwardly. The doors move through noncircular arcs, such that the size of the vertically projected door opening is abnormally large compared to the clearance heights of the door. The doors are driven by a longitudinal shaft that is mounted within the center sill. It drives a set of single input, double output bell cranks that drive adjacent pairs of doors, and that employs an over-center toggle to hold the doors in the closed position when the car is laded. The actuators may be mounted in shelters midway along the car, and may be offset from the centersill. The actuators may be mounted predominantly vertically such that gravity may obviate the need for a secondary lock. The doors of a transverse car need not all be of the same size. The over center may include a manual release having a fulcrum with a progressive decrease in mechanical advantage.
    • 10. 发明申请
    • RAILROAD CAR AND DOOR MECHANISM THEREFOR
    • 铁路车辆及其机构
    • US20160101790A1
    • 2016-04-14
    • US14969667
    • 2015-12-15
    • National Steel Car Limited
    • James W. FORBESTomasz BIS
    • B61D7/26B61D7/32B61D7/14B61D7/04
    • B61D7/26B61D7/04B61D7/14B61D7/32
    • A hopper car discharge outflow is controlled by closure members, at least one of which is movable. The doors are hingeless, being mounted on four bar linkages, such that the distal edge of the doors sweeps predominantly horizontally while the proximal edge of the door moves predominantly upwardly. The doors move through noncircular arcs, such that the size of the vertically projected door opening is abnormally large compared to the clearance heights of the door. The doors are driven by a longitudinal shaft that is mounted within the center sill. It drives a set of single input, double output bell cranks that drive adjacent pairs of doors, and that employs an over-center toggle to hold the doors in the closed position when the car is laded. The actuators may be mounted in shelters midway along the car, and may be offset from the centersill. The actuators may be mounted predominantly vertically such that gravity may obviate the need for a secondary lock. The doors of a transverse car need not all be of the same size. The over center may include a manual release having a fulcrum with a progressive decrease in mechanical advantage.
    • 漏斗车排放流出由关闭构件控制,其中至少一个可移动。 门是无铰链的,安装在四个杆连杆上,使得门的远侧边缘主要以水平方式扫掠,同时门的近侧边缘主要向上移动。 门移动通过非圆弧,使得垂直投影的门开口的尺寸与门的间隙高度异常地大。 门由安装在中心槛内的纵轴驱动。 它驱动一组单输入双输出钟形曲柄,驱动相邻的门对,并且当轿厢被装载时,采用超中心开关将门保持在关闭位置。 致动器可以沿着轿厢中途安装在收容所中,并且可以偏离中心。 致动器可以主要地垂直地安装,使得重力可以消除对辅助锁的需要。 横向车的门不一定都是相同的大小。 过中心可以包括具有逐渐减小的机械优点的支点的手动释放。